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Select the false statement...

Select the false statement

A

Ozone is a compound

B

A solution is a homogeneous mixture

C

Equivalent weight of `CO_(3)^(2-)` Ion is M/2.

D

Total mass of a system does not change during a chemical reaction.

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The correct Answer is:
A
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ARIHANT PUBLICATION JHARKHAND-ELEMENTS, MIXTURES AND COMPOUNDS-EXAM BOOSTER FOR CRACKING EXAM
  1. Ozone is alan

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  2. What is the relation between energy and mass?

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  3. Select the false statement

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  4. Formula of nitrate of a metal is M (NO(3))(3) the formula of its pyro...

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  5. Which of the following is a compound?

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  6. Which of the following is an element?

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  7. Water is compound because

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  8. Which of the following is neither an element nor a compound?

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  9. Impurities in water

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  10. Which of the following sublimes?

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  11. On heating 200 g CaCO(3) , CaO is obtained which will react with how m...

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  12. Some zinc sulphate crystals are heated to a constant weight and follow...

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  13. The percentage of zinc in ZnSO(4) . 7H(2)O is (Zn = 65, S = 32, O =...

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  14. Dil. HNO(3) , contains 20% acid and it dissolves 10 g CaCO(3). The qua...

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  15. In a gas there are two hydrogen atoms for each carbon atom. If the den...

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  16. In an experiment lead oxide is heated with H, to get Pb. Following ...

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  17. A hydrocarbon contains 80% carbon. The weight of dm^(3) gas at NTP is ...

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  18. 21.75 g MnO(2) is heated with HCI. The volume of CI(2) obtained at NT...

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  19. The percentage composition of a compound is C= 48.65%, H= 8.12%, O= 43...

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  20. 0.2 g of an organic compound containing C, H and 0, gave on combustion...

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